Technical Report Archive and Image Library (TRAIL) - 5 Matching Results

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[United States National Bureau of Standards Metric Conversion Card]

Description: Conversion card issued by the United States National Bureau of Standards containing conversion information for length, area, mass (weight), volume, and temperature (exact). The front lists "Approximate Conversions to Metric Measures" and includes a continuum of temperatures at the bottom and a centimeter ruler along the right side (to 8 cm.). The back of the card lists "Approximate Conversions from Metric Measures" and includes an inch ruler along the right side (to 3 in.).
Date: May 1976
Creator: United States. National Bureau of Standards.
Partner: UNT Libraries Government Documents Department

[Letter from the United States National Bureau of Standards]

Description: Letter from the acting director of the U.S. National Bureau of Standards introducing the materials in the NBS Metric Kit. The kit was compiled to support the Metric Conversion Act, signed in December 1975, which would convert measurements used in the United States to the metric system of measurement. Includes an order form for additional materials and the metric kit envelope.
Date: 1977?
Creator: United States. National Bureau of Standards.
Partner: UNT Libraries Government Documents Department

Brief History of Measurement Systems: with a Chart of the Modernized Metric System

Description: Pamphlet issued by the United States National Bureau of Standards providing an overview of the English system of measurement used in the United States and of the metric system. The internal pages of the pamphlet contain a chart labeled "The Modernized Metric System" which includes tables of common conversions and a chart of the seven base units: meter/length, kilogram/mass, second/time, ampere/electric current, kelvin/temperature, mole/amount of substance, and candela/luminous intensity, as well as two supplementary units: radian/plane angle and steradian/solid angle. There is also a graphic representation of yards versus meters in ruler form at the bottom.
Date: August 1976
Creator: United States. National Bureau of Standards.
Partner: UNT Libraries Government Documents Department

NBS Metric Kit : Official Metric Information

Description: Kit issued by the U.S. National Bureau of Standards containing materials regarding conversion to the metric system of measurement. The kit includes a letter of introduction; an order form; two plastic cards printed with rulers and conversion information; and four booklets that discuss how the metric system is different from the English system of measurement, why America should switch, and reference materials for converting.
Date: 1977?
Creator: United States. National Bureau of Standards.
Partner: UNT Libraries Government Documents Department